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Krell Industries S1500 - page 1
INSTRUCTIONS FOR USE S –1 5 00 MUL TI-CHANNEL AMPLIFIER Owner’ s Reference ...
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Krell Industries S1500 - page 2
© 2007 by Kr ell Industries, Inc. All rights r eserved P/N 30 958 2-F S –1500 Multi-channel Amplifier Instructions for Use v 07.0 This product is manufactured in the United States of America. Kr ell ® is a r egistered trademark of Krell Industries, Inc., and is restricted for use by Krell Industries, Inc., its subsidiaries, and authorized agent ...
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Krell Industries S1500 - page 3
Contents Kr ell S –1500 Multi-channel Amplifier 3 INTRODUCTION 5 DEFINITION OF TERMS 6 UNP ACKING 7 PLACEMENT 8 AC Power Guidelines FRONT P ANEL DESCRIPTION 10 BACK P ANEL DESCRIPTION 11 CONNECTING THE S –1500 AMPLIFIER TO YOUR SYSTEM 13 Input and Output Connections OPERA T I N G THE S –1500 AMPLIFIER 1 5 On/Off and Operation TROUBLESHOOTING ...
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Krell Industries S1500 - page 4
4 Kr ell S –1500 Multi-channel Amplifier FIGURE 1 The S –1500 Multi-channel Amplifier Front Panel 9 FIGURE 2 The S –1500 Multi-channel Amplifier Back Panel 9 Illustrations Page ...
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Krell Industries S1500 - page 5
Kr ell S –1500 Multi-channel Amplifier 5 Thank you for your purchase of a Kr ell S –1500 Multi-channel Amplifier . The S –1500 amplifier is a flexible design that delivers five, six, or seven channels of amplification. All three configurations include input and output connections for all seven channels. The amplifiers differ only by how many ...
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Krell Industries S1500 - page 6
6 Krell S –1500 Multi-channel Amplifier Following are the definitions of key terms used in this owner’ s r ef- erence. Balanced A symmetrical input or output circuit that has equal impedance from both input terminals to a common gr ound reference point. The industry standard for pr ofessional and sound recording instal- lations, balanced connec ...
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Krell Industries S1500 - page 7
Unpacking Kr ell S –1500 Multi-channel Amplifier 7 1. Open the shipping box, and remove the top layer of foam. The following items are visible: 1 S –1500 Multi-channel Amplifier 1 Accessory Kit containing: 1 AC power cord 1 12 VDC output (12 V trigger) cable 1 12A 1/4-inch slow-blow fuse for 100 –120 V AC 1 6A 1/4-inch slow-blow fuse for 220 ...
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Krell Industries S1500 - page 8
8 Kr ell S –1500 Multi-channel Amplifier Before you integrate the S –1500 Multi-channel Amplifier into your system, review the following guidelines to choose the location for the component. This will facilitate a clean, trouble-fr ee installation. The S –1500 amplifier requir es at least two inches (5 cm) of clear- ance on each side, and at l ...
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Krell Industries S1500 - page 9
POWER 12 Figure 1 The S –1500 Multi-channel Amplifier Front Panel Power 1 Power Button 2 Stand-by and Power LED Kr ell S –1500 Multi-channel Amplifier 9 INPUT 1 INPUT 2 INPUT 3 I NPUT 4 INPUT 5 INPUT 6 INPUT 7 OUTPUT 1 OUTPUT 2 OUTPUT 3O U TPUT 4 OUTPUT 5 OUTPUT 6 OUTPUT 7 NO USER SERVICEABLE PARTS INSIDE KRELL INDUSTRIES, INC. 45 CONNAIR ROAD ...
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Krell Industries S1500 - page 10
The S –1500 Multi-channel Amplifier front panel pr ovides power on and indicates operating status. 1 Power Button Use this button to switch the S –1500 amplifier power between the stand-by and the operational modes and also to switch the 12 VDC output (12 V trigger) on and off. 2 Stand-by and Power LED When the AC power cord is plugged into the ...
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Krell Industries S1500 - page 11
Back Panel Description See Figure 2 on page 9 The S –1500 Multi-channel Amplifier back panel provides connec- tions for all inputs and outputs, remote connection input and out- put links, and the AC power supply . 3 Inputs 1-7 The S –1500 amplifier has seven channel inputs for output devices with balanced XLR connectors. 4 Inputs 1-7 The S –1 ...
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Krell Industries S1500 - page 12
B ack Panel Description, continued 7 12 VDC Remote Power In The S –1500 amplifier is equipped with an input that receives 12 VDC power on/off (12 V trigger) signals fr om other Krell compo- nents and other devices that incorporate a 12 V trigger . This allows you to turn the S –1500 on and off using a Krell or other component in a custom instal ...
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Krell Industries S1500 - page 13
Connecting the S –1500 Amplifier to Y our System The S –1500 Multi-channel Amplifier is equipped with balanced and single-ended inputs. Krell r ecommends using balanced interconnect cables. Balanced interconnect cables not only minimize sonic loss, but ar e also immune to induced noise, especially with installations using long cables. Balanced ...
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Krell Industries S1500 - page 14
C onnecting the S –1500 Amplifier , continued 4. Connect the loudspeaker cables to the S –1500 amplifier chan- nel output binding posts (5) located on the back panel. The S –1500 / 5 uses only outputs 1-5, and has caps on the loudspeaker binding posts of channels 6 and 7. The S –1 50 0 / 6 uses outputs 1-6, and has caps on the loudspeaker b ...
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Krell Industries S1500 - page 15
Operating the S –1500 Amplifier When powering up your system, turn the amplifiers on last. When powering down your system, turn amplifiers off first. The proce- dures for operating the S –1500 Multi-channel Amplifier follow . 1. Plug the AC power cord into the amplifier’ s IEC connector (8). 2. Plug the other end of the AC power cord into the ...
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Krell Industries S1500 - page 16
T r oubleshooting System Noise When you mix and match high-performance audio components, each with its own ground potential, a low fr equency hum may occur in one or all loudspeakers. If this happens when you place the S –1500 Multi-channel Amplifier into your system, follow these simple troubleshooting steps: 1. Check that all input and output c ...
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Krell Industries S1500 - page 17
Questions and Answers Q. Should I tur n the S –1500 amplifier off (unplug the amplifier) when not playing music? A. No. Leave the S –1500 amplifier in the stand-by mode when not playing music. The stand-by mode avoids cold starts as well as minimizes heat output and power consumption. T urn the amplifier off if you plan to be away for a period ...
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Krell Industries S1500 - page 18
W arranty Krell pr oducts have a limited war ranty . Amplifiers, preamplifiers, preamp/ pr oces sor s, and r eceivers carry a limited warranty of five years for parts and labor on circuitry . Loudspeakers carry a limited warranty of five years for parts and labor . CD and DVD players carry a limited warranty of five years for parts and labor on cir ...
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Krell Industries S1500 - page 19
Freight to the factory is your r esponsibility . Retur n freight within the United States (U.S.A.) is included in the warranty . If you have purchased your Krell pr oduct outside the U.S.A. and wish to have it serviced at the factory , all freight and associated char ges to the factory are your responsibility . Krell will pay r etur n freight to th ...
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Krell Industries S1500 - page 20
Retur n Authorization Pr ocedur e If you believe there is a pr oblem with your component, please con- tact your dealer , distributor , or the Kr ell factory to discuss the prob- lem before you return the component for repair . T o expedite service, you may wish to complete and e-mail the Service Request Form in the Service section of our website. S ...
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Krell Industries S1500 - page 21
Specifications S –1500 / 7 S –1500 / 6 S –1500 / 5 FREQUENCY RESPONSE 20 Hz to 20 kHz 20 Hz to 20 kHz 20 Hz to 20 kHz +0, -0.2 dB +0, -0.2 dB +0, -0.2 dB <0.2 Hz to 95 kHz <0.2 Hz to 95 kHz <0.2 Hz to 95 kHz +0 dB, -3 dB +0 dB, -3 dB +0 dB, -3 dB SIGNAL TO NOISE RA TIO WIDEBAND, UNWEIGHTED REFERRED TO FULL POWER OUTPUT >104 dB > ...
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Krell Industries S1500 - page 22
Specifications , continued S –1500 / 7 S –1500 / 6 S –1500 / 5 POWER CONSUMPTION ST AND-BY 90 W 80 W 70 W IDLE 170 W 150 W 130 W MAXIMUM 1800 W 1550 W 1300 W HEA T OUTPUT ST AND-BY 310 BTU/hr . 280 BTU/hr . 240 BTU/hr . IDLE 580 BTU/hr . 520 BTU/hr . 450 BTU/hr . MAXIMUM 2600 BTU/hr . 2200 BTU/hr . 1900 BTU/hr . INPUTS 7 balanced 6 balanced 5 ...
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Krell Industries S1500 - page 23
K rell Industries, Inc. 45 Connair Road Orange, CT 06477-3650 USA TEL 203-298-4000 F AX 203-891-2028 E-MAIL krell@kr ellonline.com WEBSITE http://www .krellonline.com S –1500 Multi-channel Amplifier v 07.0 ...
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